29171113 has 2 divisors, whose sum is σ = 29171114. Its totient is φ = 29171112.

The previous prime is 29171083. The next prime is 29171119. The reversal of 29171113 is 31117192.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16297369 + 12873744 = 4037^2 + 3588^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29171113 is a prime.

It is not a weakly prime, because it can be changed into another prime (29171119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14585556 + 14585557.

It is an arithmetic number, because the mean of its divisors is an integer number (14585557).

Almost surely, 2^29171113 is an apocalyptic number.

It is an amenable number.

29171113 is a deficient number, since it is larger than the sum of its proper divisors (1).

29171113 is an equidigital number, since it uses as much as digits as its factorization.

29171113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 378, while the sum is 25.

The square root of 29171113 is about 5401.0288834629. The cubic root of 29171113 is about 307.8347661820.

The spelling of 29171113 in words is "twenty-nine million, one hundred seventy-one thousand, one hundred thirteen".